Base | Representation |
---|---|
bin | 1001111110010… |
… | …11110010010011 |
3 | 12211102222200210 |
4 | 10333023302103 |
5 | 132410002321 |
6 | 12145215203 |
7 | 2034126210 |
oct | 477136223 |
9 | 184388623 |
10 | 83672211 |
11 | 4325a197 |
12 | 24031503 |
13 | 144479ac |
14 | b180b07 |
15 | 752bb76 |
hex | 4fcbc93 |
83672211 has 8 divisors (see below), whose sum is σ = 127500544. Its totient is φ = 47812680.
The previous prime is 83672203. The next prime is 83672231. The reversal of 83672211 is 11227638.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 83672211 - 23 = 83672203 is a prime.
It is a Duffinian number.
It is a plaindrome in base 13.
It is not an unprimeable number, because it can be changed into a prime (83672201) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1992175 + ... + 1992216.
It is an arithmetic number, because the mean of its divisors is an integer number (15937568).
Almost surely, 283672211 is an apocalyptic number.
83672211 is a deficient number, since it is larger than the sum of its proper divisors (43828333).
83672211 is a wasteful number, since it uses less digits than its factorization.
83672211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3984401.
The product of its digits is 4032, while the sum is 30.
The square root of 83672211 is about 9147.2515544288. The cubic root of 83672211 is about 437.3815054331.
Adding to 83672211 its reverse (11227638), we get a palindrome (94899849).
The spelling of 83672211 in words is "eighty-three million, six hundred seventy-two thousand, two hundred eleven".
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